diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/regress/expected/join.out | 16 | ||||
| -rw-r--r-- | src/test/regress/sql/join.sql | 15 |
2 files changed, 31 insertions, 0 deletions
diff --git a/src/test/regress/expected/join.out b/src/test/regress/expected/join.out index 6c3d8fd7a04..68e688b9d3c 100644 --- a/src/test/regress/expected/join.out +++ b/src/test/regress/expected/join.out @@ -3744,6 +3744,22 @@ SELECT * FROM (5 rows) rollback; +-- another join removal bug: we must clean up correctly when removing a PHV +begin; +create temp table uniquetbl (f1 text unique); +explain (costs off) +select t1.* from + uniquetbl as t1 + left join (select *, '***'::text as d1 from uniquetbl) t2 + on t1.f1 = t2.f1 + left join uniquetbl t3 + on t2.d1 = t3.f1; + QUERY PLAN +-------------------------- + Seq Scan on uniquetbl t1 +(1 row) + +rollback; -- bug #8444: we've historically allowed duplicate aliases within aliased JOINs select * from int8_tbl x join (int4_tbl x cross join int4_tbl y) j on q1 = f1; -- error diff --git a/src/test/regress/sql/join.sql b/src/test/regress/sql/join.sql index 992e673c12e..402ba61eac7 100644 --- a/src/test/regress/sql/join.sql +++ b/src/test/regress/sql/join.sql @@ -1196,6 +1196,21 @@ SELECT * FROM rollback; +-- another join removal bug: we must clean up correctly when removing a PHV +begin; + +create temp table uniquetbl (f1 text unique); + +explain (costs off) +select t1.* from + uniquetbl as t1 + left join (select *, '***'::text as d1 from uniquetbl) t2 + on t1.f1 = t2.f1 + left join uniquetbl t3 + on t2.d1 = t3.f1; + +rollback; + -- bug #8444: we've historically allowed duplicate aliases within aliased JOINs select * from |